20046530

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{73}}^1\times {\mathrm{3923}}^1$

素因数の和:4010

約数の個数: 32

約数和(自身を含む): 41814144

約数和(自身を除く): 21767614

約数列:

[1, 2, 5, 7, 10, 14, 35, 70, 73, 146, 365, 511, 730, 1022, 2555, 3923, 5110, 7846, 19615, 27461, 39230, 54922, 137305, 274610, 286379, 572758, 1431895, 2004653, 2863790, 4009306, 10023265, 20046530]

約数ペア:

[(1, 20046530), (2, 10023265), (5, 4009306), (7, 2863790), (10, 2004653), (14, 1431895), (35, 572758), (70, 286379), (73, 274610), (146, 137305), (365, 54922), (511, 39230), (730, 27461), (1022, 19615), (2555, 7846), (3923, 5110)]